43 Merge workbooks

01:07:15 Load MergeBook1 from Xlsx file
01:07:15 Read Xlsx format from /var/www/milashki-shop.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0200 seconds
01:07:15 Load MergeBook2 from Xlsx file
01:07:15 Read Xlsx format from /var/www/milashki-shop.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0079 seconds
01:07:15 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0085 seconds
01:07:15 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0159 seconds
01:07:15 Peak memory usage: 6.5MB